Prasoetsoph, Natkrita, Intira Soonsook, Anussara Panyayaw, Paphawarin Nanon, Witawat Singsang, and Ing-orn Sittitanadol. “Adsorption of Methylene Blue and Ferrous Metal Solution by Using Coconut Shell Charcoal”. Journal of Materials Science and Applied Energy 12, no. 2 (May 1, 2023): 248672. Accessed April 25, 2024. https://ph01.tci-thaijo.org/index.php/jmsae_ceae/article/view/248672.